chore: remove wallet code comments

src/wallet/useWalletConnectLogin.ts

@@ -95,17 +95,6 @@ function connectorMatchesWallet(
   return false;
 }
 
-/**
- * MetaMask / imToken QR fallback via RainbowKit + WalletConnect.
- *
- * Flow: connect through RainbowKit/Wagmi on BNB Chain -> once an account is
- * connected, complete a local frontend wallet session. WalletConnect fallback
- * does not require message signature, backend nonce, or verify call.
- *
- * Entirely gated behind a real `VITE_WALLETCONNECT_PROJECT_ID`: when it is
- * missing `available` is false and `start` is a no-op, so callers can hide or
- * disable the entry instead of triggering a connect with a fake project id.
- */
 export function useWalletConnectLogin() {
   const available = hasWalletConnectProjectId();
   const { address: localAddress, completeLogin } = useWallet();
@@ -215,10 +204,6 @@ export function useWalletConnectLogin() {
         }
       }
 
-      // QR mode must always use a WalletConnect-compatible connector so the
-      // desktop page can render a scannable `wc:` URI instead of opening a
-      // local browser extension. Deeplink mode can prefer wallet-specific
-      // connectors (notably MetaMask SDK on mobile).
       const walletConnectConnector =
         connectors.find((item) => item.type === "walletConnect") ??
         connectors.find((item) => item.id === "walletConnect");